Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

Question

First answer it then leave it!

Answer 1

The total odds of having two boys is 25%. since each is independent of each other the odds of having a boy is 50%.

The odds of having two boys out of two children would be 25%.

The odds of having two girls out of two children would be 25%.

The odds of having one of each out of two children would be 50%.